Is 3055 is a composite number or not ?
- As we already know that, the number having factors 1 and the number itself is the prime number.
- And numbers having more than these two factors are the composite numbers.
- To check whether the number 3055 is composite or not first we have to find its factors.
Contents
Factors of 3055:
- If we have taken numbers from 1, 2, 3…for checking factors of 3055, we found that 3055 has factors 1, 5, 13, 47, 65, 235, 611 and 3055. Hence, we must say that 3055 is a composite number.
- Thus, 3055 is the composite number.
- If we multiply 3055 by 1, 2, 3 then we get the multiples of 3055 which are 3055, 6110 and so on.
3055 is a Composite number or Prime number
About the number 3055:
- 3055 has more than two factors which are 1, 5, 13, 47, 65, 235, 611 and 3055 and hence it is the composite number.
- 3055 is the odd composite number and it is not the perfect square also.
- If we divide 3055 by 1, 5, 13, 47, 65, 235, 611 and 3055 then we get remainder as zero. Hence 1, 5, 13, 47, 65, 235, 611 and 3055 are the factors of 3055
Note:
- 3055 is not the perfect square.
- Factors of 3055: 1, 5, 13, 47, 65, 235, 611 and 3055
- Prime factors of 3055: 5, 13, 47
Conclusion:
- 3055 is the composite number which has factors 1, 5, 13, 47, 65, 235, 611 and 3055.
- And hence, 3055 is not the prime number.
Multiple Choice Questions:
1) 3055 is a
a) odd number
b) Prime number
c) even number
d) Both a and c
Ans: a) odd number
2) The non-prime factors of a composite number 3055 are
a) 1
b) 5, 13, 47
c) 1, 5, 13, 47, 65, 235, 611 and 3055
d) 1, 65, 235, 611 and 3055
Ans: d) 1, 65, 235, 611 and 3055
3) 3055 is the odd composite number because
a) It has factors 1, 5, 13, 47, 65, 235, 611 and 3055
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all